301021120212 has 96 divisors (see below), whose sum is σ = 729917637120. Its totient is φ = 96439418880.

The previous prime is 301021120201. The next prime is 301021120217. The reversal of 301021120212 is 212021120103.

It is a super-2 number, since 2×301021120212² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 301021120191 and 301021120200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (301021120217) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81864118 + ... + 81867794.

It is an arithmetic number, because the mean of its divisors is an integer number (7603308720).

Almost surely, 2^301021120212 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 301021120212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (364958818560).

301021120212 is an abundant number, since it is smaller than the sum of its proper divisors (428896516908).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

301021120212 is a wasteful number, since it uses less digits than its factorization.

301021120212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4721 (or 4719 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 301021120212 its reverse (212021120103), we get a palindrome (513042240315).

The spelling of 301021120212 in words is "three hundred one billion, twenty-one million, one hundred twenty thousand, two hundred twelve".